jquery submit()不能提交表单的解决方法

<form class="form-horizontal m-t" method="post" action="@Url.Action("Edit")" id="form">
    <div class="row">
      <div class="col-sm-12">
        <div class="ibox float-e-margins">
          <div class="ibox-title">
            <h5>添加</h5>
          </div>
          <div class="ibox-content">
            <div class="form-group">
              <label class="col-sm-3 control-label">开始时间：</label>
              <div class="col-sm-8">
                <span>
                  @(Model.annualRate_beginDate?.ToString("yyyy-MM-dd"))
                </span>
              </div>
            </div>
            <div class="form-group">
              <label class="col-sm-3 control-label">结束时间：</label>
              <div class="col-sm-8">
                <input type="text" class="form-control" name="annualRate_endDate" id="annualRate_endDate" onclick="laydate({ istime: false, format: 'YYYY-MM-DD' })" value="@Model.annualRate_endDate.ToString("yyyy-MM-dd")" required>
              </div>
            </div>
            <div class="form-group">
              <label class="col-sm-3 control-label">年利息%：</label>
              <div class="col-sm-8">
                <input type="number" step="0.01" class="form-control" id="annualRate_rate" name="annualRate_rate" value="@Model.annualRate_rate.ToString("#0.00")" required>
              </div>
            </div>
            <div class="form-group">
              <div class="col-sm-4 col-sm-offset-2">
                <button class="btn btn-lg btn-primary" id="submit_btn" type="button">
                  提交
                </button>

                <a class="btn btn-lg btn-white" href="@Url.Action(" rel="external nofollow" Index")">
                  取消
                </a>
              </div>
            </div>
          </div>
        </div>

      </div>
    </div>
  </form>

<script type="text/javascript">
  $(function () {
    $("#submit").click(function () {
      var start = '@(Model.annualRate_beginDate?.ToString("yyyy-MM-dd"))';
      var end = $("#annualRate_endDate").val();
      var val = $("#annualRate_rate").val();
      layer.confirm('请确认所填写的信息是否正确？<br/>开始时间：' + start + '<br/>结束时间：' + end + '<br/>年利率:' + val, { icon: 3, title: '提示' }, function (index) {
        $("#form").submit();
        layer.close(index);
      });
    });
  })
</script>